- 问题详情:Howisitthatsiblings(兄弟姐妹)canturnoutsodifferent?Oneansweristhatinfacteachsiblinggrowsupinadifferentfamily.Thefirstbornis,forawhile,anonlychild,andthereforehasacompletelydifferentexperienceoftheparentsthanthosebornlater.Thenextchildis,foraw...
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